* {
  color: #1a1a1a;
  border-width: 0 !important;
}

button {
  border: none;
}

.bold {
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
}

.flex-around,
.flex-center,
.flex-between,
.flex-end,
.flex-start {
  display: flex;
  justify-content: center;
  align-items: center;
}

.flex-around {
  justify-content: space-around;
}

.flex-between {
  justify-content: space-between;
}

.flex-end {
  justify-content: flex-end;
}

.flex-start {
  justify-content: flex-start;
}

.flex-column {
  flex-direction: column;
}

.alien-start {
  align-items: flex-start;
}

.relative {
  position: relative;
}

.safe-area {
  width: 100vw;
  height: constant(safe-area-inset-bottom);
  /*兼容 IOS<11.2*/
  height: env(safe-area-inset-bottom);
  /*兼容 IOS>11.2*/
}

img {
  display: block;
}

.ellipsis1 {
  text-overflow: -o-ellipsis-lastline;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  line-clamp: 1;
  -webkit-box-orient: vertical;
  word-break: break-all;
}

.ellipsis2 {
  text-overflow: -o-ellipsis-lastline;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}
